1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.kernel.util;
24  
25  import java.io.BufferedWriter;
26  import java.io.PrintWriter;
27  import java.io.StringWriter;
28  
29  /**
30   * <a href="StackTraceUtil.java.html"><b><i>View Source</i></b></a>
31   *
32   * @author Brian Wing Shun Chan
33   */
34  public class StackTraceUtil {
35  
36      public static String getStackTrace(Throwable t) {
37          String stackTrace = null;
38  
39          PrintWriter printWriter = null;
40  
41          try {
42              StringWriter stringWriter = new StringWriter();
43  
44              printWriter = new PrintWriter(new BufferedWriter(stringWriter));
45  
46              t.printStackTrace(printWriter);
47  
48              printWriter.flush();
49  
50              stackTrace = stringWriter.toString();
51          }
52          finally {
53              if (printWriter != null) {
54                  printWriter.flush();
55                  printWriter.close();
56              }
57          }
58  
59          return stackTrace;
60      }
61  
62  }